download file and ask for permissions to write into storage

This commit is contained in:
M M Arif 2020-03-08 12:46:31 +05:00
parent 3794d7ff2b
commit 181a94edbe
4 changed files with 115 additions and 38 deletions

View File

@ -1,10 +1,11 @@
package org.mian.gitnex.activities;
import android.content.Context;
import android.graphics.Bitmap;
import android.content.pm.PackageManager;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.text.method.ScrollingMovementMethod;
@ -20,6 +21,8 @@ import android.widget.ProgressBar;
import android.widget.TextView;
import androidx.annotation.NonNull;
import androidx.appcompat.widget.Toolbar;
import androidx.core.app.ActivityCompat;
import androidx.core.content.ContextCompat;
import com.github.barteksc.pdfviewer.PDFView;
import com.github.barteksc.pdfviewer.util.FitPolicy;
import com.github.chrisbanes.photoview.PhotoView;
@ -34,15 +37,12 @@ import org.mian.gitnex.helpers.Toasty;
import org.mian.gitnex.models.Files;
import org.mian.gitnex.util.AppUtil;
import org.mian.gitnex.util.TinyDB;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.Objects;
import retrofit2.Call;
import retrofit2.Callback;
@ -63,7 +63,8 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
private PDFView pdfView;
private LinearLayout pdfViewFrame;
private byte[] decodedPdf;
private Boolean $nightMode;
private Boolean pdfNightMode;
private static final int PERMISSION_REQUEST_CODE = 1;
@Override
protected int getLayoutResourceId(){
@ -103,6 +104,8 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
initCloseListener();
closeActivity.setOnClickListener(onClickListener);
tinyDb.putString("downloadFileContents", "");
try {
singleFileName = URLDecoder.decode(singleFileName, "UTF-8");
@ -147,7 +150,7 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
String fileExtension = FilenameUtils.getExtension(filename);
mProgressBar.setVisibility(View.GONE);
// download contents
// download file meta
tinyDb.putString("downloadFileName", filename);
tinyDb.putString("downloadFileContents", response.body().getContent());
@ -182,7 +185,7 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
singleCodeContents.setVisibility(View.GONE);
pdfViewFrame.setVisibility(View.VISIBLE);
$nightMode = tinyDb.getBoolean("enablePdfMode");
pdfNightMode = tinyDb.getBoolean("enablePdfMode");
decodedPdf = Base64.decode(response.body().getContent(), Base64.DEFAULT);
pdfView.fromBytes(decodedPdf)
@ -200,7 +203,7 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
.fitEachPage(true)
.pageSnap(false)
.pageFling(true)
.nightMode($nightMode)
.nightMode(pdfNightMode)
.load();
}
@ -285,45 +288,84 @@ public class FileViewActivity extends BaseActivity implements BottomSheetFileVie
@Override
public void onButtonClicked(String text) {
final TinyDB tinyDb = new TinyDB(getApplicationContext());
switch (text) {
case "downloadFile":
//startActivity(new Intent(FileViewActivity.this, CreateNewUserActivity.class));
byte[] img = tinyDb.getString("downloadFileContents").getBytes();
Bitmap bitmap = BitmapFactory.decodeByteArray(img, 0, tinyDb.getString("downloadFileContents").length());
/*new ImageSaver(getApplicationContext()).
setFileName("1.jpg").
setDirectoryName("images").
save(bitmap);*/
final File dwldsPath = new File(Environment.getExternalStorageDirectory().getPath() + "/Download/1.pdf");
try {
dwldsPath.createNewFile();
} catch (IOException e) {
e.printStackTrace();
if (Build.VERSION.SDK_INT >= 23)
{
if (checkPermission())
{
requestFileDownload();
}
else {
requestPermission();
}
}
byte[] pdfAsBytes = Base64.decode(img, 0);
FileOutputStream os = null;
try {
os = new FileOutputStream(dwldsPath, false);
Objects.requireNonNull(os).write(pdfAsBytes);
os.flush();
os.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
else
{
requestFileDownload();
}
Log.i("imgsaved", tinyDb.getString("downloadFileName"));
break;
}
}
private void requestFileDownload() {
final TinyDB tinyDb = new TinyDB(getApplicationContext());
if(!tinyDb.getString("downloadFileContents").isEmpty()) {
File outputFileName = new File(tinyDb.getString("downloadFileName"));
final File downloadFilePath = new File(Environment.getExternalStorageDirectory().getPath() + "/Download/" + outputFileName.getName());
byte[] pdfAsBytes = Base64.decode(tinyDb.getString("downloadFileContents"), 0);
FileOutputStream fileOutputStream = null;
try {
fileOutputStream = new FileOutputStream(downloadFilePath, false);
Objects.requireNonNull(fileOutputStream).write(pdfAsBytes);
fileOutputStream.flush();
fileOutputStream.close();
Toasty.info(getApplicationContext(), getString(R.string.downloadFileSaved));
}
catch (IOException e) {
Log.e("errorFileDownloading", Objects.requireNonNull(e.getMessage()));
}
}
else {
Toasty.error(getApplicationContext(), getString(R.string.waitLoadingDownloadFile));
}
}
private boolean checkPermission() {
int result = ContextCompat.checkSelfPermission(this, android.Manifest.permission.WRITE_EXTERNAL_STORAGE);
return result == PackageManager.PERMISSION_GRANTED;
}
private void requestPermission() {
ActivityCompat.requestPermissions(this, new String[]{android.Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_REQUEST_CODE);
}
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
switch (requestCode) {
case PERMISSION_REQUEST_CODE:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
Log.i("PermissionsCheck", "Permission Granted");
}
else {
Log.e("PermissionsCheck", "Permission Denied");
}
break;
}
}
private void initCloseListener() {
onClickListener = new View.OnClickListener() {
@Override

View File

@ -28,4 +28,19 @@ public class Toasty {
}
public static void error(Context context, String message) {
LayoutInflater inflater = LayoutInflater.from(context);
View view = inflater.inflate( context.getResources().getLayout(R.layout.custom_toast_error), null );
TextView text = view.findViewById(R.id.toastText);
text.setText(message);
Toast toast = new Toast(context);
toast.setDuration(Toast.LENGTH_LONG);
toast.setView(view);
toast.show();
}
}

View File

@ -0,0 +1,18 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/custom_toast_container"
android:orientation="horizontal"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:padding="15dp"
android:background="@drawable/round_corners"
android:backgroundTint="@color/toastBackground">
<TextView android:id="@+id/toastText"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textColor="@color/darkRed"
android:layout_gravity="center"
android:gravity="center" />
</LinearLayout>

View File

@ -551,5 +551,7 @@
<string name="mergePRSuccessMsg">Pull Request was merged successfully</string>
<string name="mergePR404ErrorMsg">Pull Request is not available for merge</string>
<string name="downloadFile">Download</string>
<string name="downloadFile">Download This File</string>
<string name="waitLoadingDownloadFile">Please wait for the file to load to memory</string>
<string name="downloadFileSaved">File is saved to Download directory</string>
</resources>